#narthex.portico  portico at the west end of an early Christian basilica or church
  supertype:  #portico  a porch or entrance to a building consisting of a covered and often columned area
  part of:  #basilica.church_building  an early Christian church designed like a Roman basilica; or a Roman Catholic church or cathedral accorded certain privileges; "the church was raised to the rank of basilica"

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